These aren't your average, overly sweet canned beets. The jar in the image features a gorgeous, aromatic blend of earthy beets, pearl onions, warm ginger, cinnamon, and whole spices.
Traditional pickled beets are packed with cups of white sugar, but this low-carb, keto-friendly refrigerator version swaps in a keto-safe sweetener. It delivers that perfect balance of tangy, sweet, and spiced without the sugar spike.
🧅 Warm-Spiced Pickled Beets & Pearl Onions
This is a quick "refrigerator pickle" recipe, meaning no complex canning equipment is required. They will keep beautifully in the fridge for up to 3 weeks.
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Prep time: 15 minutes
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Cook time (beets): 30–40 minutes (or use pre-cooked beets to save time)
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Yield: Two 1-pint (16 oz) jars
Ingredients
The Base:
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Beets: 3 medium beets, washed and trimmed
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Pearl Onions: 1 cup peeled pearl onions (fresh or frozen/thawed)
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Vinegar: 1 cup apple cider vinegar (or white vinegar)
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Water: $\frac{1}{2}$ cup water
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Sweetener: $\frac{1}{3}$ cup granular allulose or erythritol (adjust to taste)
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Salt: 1 tsp coarse sea salt or pickling salt
The Aromatics (per jar):
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Ginger: 3 to 4 thin slices of fresh ginger root
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Cinnamon: 1 small cinnamon stick
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Coriander Seeds: $\frac{1}{2}$ tsp whole coriander seeds
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Black Peppercorns: $\frac{1}{2}$ tsp whole black peppercorns
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Optional: 1 whole clove or 1 star anise for extra warmth
Step-by-Step Instructions
Step 1: Cook the Beets
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Place the whole, unpeeled beets in a pot and cover them with water. Bring to a boil, lower the heat to a simmer, and cook for 30 to 40 minutes until tender when pierced with a fork.
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Drain and let them cool. Once cool enough to handle, the skins will easily slide off under cold running water.
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Cut the peeled beets into bite-sized cubes or wedges.
Step 2: Prep the Onions & Spices
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If using fresh pearl onions, blanch them in boiling water for 1 minute, slice off the root ends, and squeeze them out of their skins. If using frozen, simply thaw them.
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Divide your spices evenly between two clean, warm glass pint jars: put the ginger slices, cinnamon sticks, coriander, and peppercorns right at the bottom of each jar.
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Pack the cubed beets and pearl onions tightly into the jars over the spices.
Step 3: Make the Brine
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In a small saucepan, combine the vinegar, water, low-carb sweetener, and salt.
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Bring to a low simmer over medium heat, stirring just until the sweetener and salt are completely dissolved.
Step 4: Fill and Chill
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Carefully pour the hot brine over the beets and onions, ensuring they are completely submerged. Leave about $\frac{1}{2}$ inch of headspace at the top of the jar.
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Tap the jars gently on the counter to release any trapped air bubbles.
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Put the lids on tight and let the jars cool to room temperature on the counter.
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Transfer to the refrigerator. Let them cure for at least 24 to 48 hours before eating so the spices can deeply infuse the beets.
💡 Serving Ideas
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Keto Goat Cheese Salad: Toss these warm-spiced beets with fresh arugula, crumbled goat cheese, and toasted walnuts, then drizzle with olive oil.
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Charcuterie Boards: The acidity and warming spices of these pickles cut beautifully through rich meats and cheeses.
